Noun. 1. drainage basin-the entire geographical area drained by a river and its tributaries; an area characterized by all runoff being conveyed to the same outlet; flood control in the Missouri basin. catchment area, catchment basin, drainage area, river basin, watershed, basin.
Milkman syndrome. a generalized bone disease marked by multiple transparent stripes of absorption in the long and flat bones. Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition.
Sjogren's syndrome is a disorder in which your body attacks its own moisture-producing glands, such as the tear and salivary glands, notes the BBC Health site. Sjogren's syndrome is characterized by a sore, cracked tongue, dry mouth, fatigue and joint pain, as well as burning or itching of the eyes. The exact cause of Sjogren's syndrome is unknown. However, genetics and environmental factors, such as a bacterial or viral infection may play a role in its development.